ABB IRB 6620, Product Manual

Page: 240 / 360

Note Action
Remove the brake release board from the
bracket by removing the four attachment
screws. 8
Refitting, brake release board
Use this procedure to refit the brake release board.
Note Action
ELECTROSTATIC DISCHARGE (ESD)
The unit is sensitive to ESD. Before handling
the unit read the safety information in section
The unit is sensitive to ESD on page 32
1
X9
X8
X10
xx1700000978
Connect the connectors X8, X9 and X10 to the
brake release board.
Be careful not to damage the sockets or pins.
Make sure the connector and its locking arms
are snapped down properly. 2
Maximum tightening torque: 5 Nm. Fasten the brake release board on the bracket
with the attachment screws.
Make sure the board is positioned as straight
as possible on the bracket! The push buttons
can otherwise get jammed when the SMB
cover is refitted.
3
Shown in the figure Location of brake
release board on page 238 .
Art. no. is specified in Required equip-
ment on page 238 .
Put the SMB/BU unit carefully back into its box
and refit its attachment screws. 4
Verify that the robot cabling is positioned cor-
rectly, according to previously taken pic-
ture/notes.
WARNING
Screened cables must not get in contact with
the brake release board after installation.
Eliminate all risks of contact between screened
cables and the brake release board.
5
WARNING
Before continuing any service work, follow the
safety procedure in
The brake release buttons
may be jammed after service work on page 184 .
6
Shown in the figure Location of brake
release board on page 238 .
Refit the push button guard to the SMB cover. 7
Refit the cover, push button guard . 8
Continues on next page
240 Product manual - IRB 6620
3HAC027151-001 Revision: T
© Copyright 2006-2018 ABB. All rights reserved.
4 Repair
4.5.2 Replacing the brake release board
Continued